#include <stdio.h>
#include <string.h>

void fit(char *, unsigned int);

int main(void)
{
    char mesg [] = "Things should be as simple as possible,"
                            " but not simpler.";
    puts(mesg);
    fit(mesg, 38);
    puts(mesg);
    puts("Let's look at some more of the string.");
    puts(mesg + 39);

    return 0;
}

void fit(char * string, unsigned int size)
{
    if (strlen(string) > size)
        string[size] = '\0';
}